CN101031696A

CN101031696A - Engineered structural members and methods for constructing same

Info

Publication number: CN101031696A
Application number: CN200580032460.1A
Authority: CN
Inventors: B·卡尔森; J·昂德希尔
Original assignee: Tac Technologies LLC
Current assignee: Tac Technologies LLC
Priority date: 2004-08-02
Filing date: 2005-08-02
Publication date: 2007-09-05
Anticipated expiration: 2025-08-02
Also published as: US7882679B2; HK1111746A1; CA2575746A1; US20070193212A1; CN101031696B; US20060032182A1; US20110179647A1; US20070193199A1; US8322037B2; EP1778929A4; WO2006017552A3; US7213379B2; EP1778929A2; WO2006017552A2; CA2575746C

Abstract

A system and method of manufacture providing reinforced structurally functional load-bearing members, including but not limited to using thermoplastic materials, such as High Density Polyethylene (HDPE), reinforced such as with an aluminum alloy or carbon fiber core element. Among its possible uses, the present invention has application for provision of structural support members, such as an illustrative I-joist product having a vertical center member preferably comprising HDPE, and top and bottom flanges having structurally meaningful reinforcement. The center member and flanges preferably comprising HDPE provides a relatively hard, durable, substantially weather-resistant structure.

Description

Engineering Structure Component and manufacture method thereof

Technical field

The present invention relates to building appliance, more specifically, relate to structural element and manufacture method thereof such as joist, pillared, crossbeam.

Background technology

Building trade begins to use more and more at large the engineering material such as Wood composite material and various plastics, and wherein these various plastics comprise the recyclable thermoplastic such as high density polyethylene (HDPE) (HDPE) etc.These uses comprise all kinds of horizontal directions that can satisfy current various decoration and/or structure construction demand and the application of vertical direction.

At present, such as the structural element of joist, crossbeam or the like as wood materials (precious but resource-constrained can not reuse), plastic material and the same being used such as reinforcement or composite material.Compound is usually included in plastic matrix or such as wood fibre in the composite wooden material of I-shaped joist product or glass fiber, and wherein this I-shaped joist has and has the top that microbedding presses and the directed batten on the edge of a wing, bottom.

The product that comprises timber is usually to ambient conditions, and for example humidity influences sensitivity.This sensitiveness must take in design, installation, use.Can use the various thermoplastic products that reuse, they are compared with composite product with wooden product, and are usually to ambient conditions, particularly less sensitive to the influence of humidity.Therefore favourable to designing.

The HDPE resin is used for various blow moldings, rotational molding and the extrusion molding of liquid food container, automotive oil tank and big volume drum and uses.The material that HDPE can be used to the milk container that can reuse is widely known by the people.It also is widely used in the pipeline of delivery system of water or other solution and the substrate that holds the storage pool of rubbish, water or other solution.

U.S. materials for construction company (U.S.Plastic Lumber Corporation) provides spendable glass fiber reinforcement HDPE product in the standard building materials of various sizes and shape.These materials for construction products are general all heavier and comprise to allow very soon and be used for the saw sword of construction equipment of severing material and the glass fiber of drill bit rust.The I-shaped joist of other known HDPE comprises and has wide flanged hollow core that this wide width wing edge is unfavorable for easily using the standard construction tool cut lengths, also is unfavorable for installing with standard fasteners.

Therefore, need comprise joist, crossbeam, pillared or the like structural element, it is preferably made by weatherproof, the material that can reuse and has enough structural performances not too heavy or not too big in actual use the time.In addition, need provide have the processing of enough structural performances and available standards building implements and not excessively passivation saw the reinforcing structural members of sword and drill bit.Also need these members can be as requested in standard and the size needs customization and rank, to use, and in the engineering material such as HDPE etc. uses, can help between intensity and weight, to obtain the engineering balance.

Summary of the invention

An aspect of of the present present invention relates to load bearing system and manufacture method, and it provides the load-bearing composite member of structure function.Embodiment of the present invention include but not limited to the thermoplastic structure's material such as HDPE strengthened with such as forms such as aluminium, aluminium alloys or carbon fibre core bodys.

More specifically, the new structure member structure applications that can be included in the framework such as being used for gripper shoe etc. has the various joists, crossbeam, pillared etc. of sufficient intensity and flexibility characteristics.Relative lighter on this structural element and the materials for construction product phase weight/power ratio that at present available fiber is strengthened, and compare more weatherproof with compound timber product with timber.

A kind of exemplary I-shaped joist in one aspect of the invention define the vertical central component that preferably comprises HDPE and also comprise HDPE, with the vertical interconnected top of central component and the edge of a wing, bottom.Hard relatively, durable, weather proof substantially structure that HDPE provides.The described edge of a wing has formed also feasible system based on HDPE of the system with structure effectiveness and sufficient intensity is provided, has built flexibility and accurate aligning (i.e. strictness is according to the construction specifications aligning).

According to other embodiment of the present invention, in the enough supported chamber of this I-shaped joist that provide and/or the load of outdoor gripper shoe, flooring and other support system.Web can form or form stiffening member with stiffening member, and can make up with the top that is made of harder, durable, weather proof substantially material and the edge of a wing, bottom.Preferable material comprises around the new or reusable HDPE of suitable sclerosis core component such as aluminium alloys.The reused material of use such as HDPE makes waste cut materials to be recovered.This recovery meets and has observed the target of current " the green construction ", and environment is paid the utmost attention to.Therefore, the present invention has not only reached and has supported desired design standard, and provides and be suitable for structure that parts are utilized again from now on.

In different embodiments, the web of I-shaped joist and top and the edge of a wing, bottom with different size and feature with various material manufacturings, so that according to explanation the I-shaped joist that is processed into is not moved vertical or horizontal mobile being minimal to, and realizes maximum load transfer; The construction tool of available standards cuts into required size to product simultaneously.

Preferably, supporting member (for example top of I-shaped joist and the edge of a wing, bottom) comprise strengthen core material or other slot type or edge of a wing stiffener so that stabilizing member and helped the load-bearing effect.Therefore, according to load request, the top of the I-shaped joist of the present invention and/or the edge of a wing, bottom two or one can comprise one or more different stiffeners and strengthen so that required structure to be provided; Described stiffener can be made by aluminium or other alloy or such as other material of carbon fibre, and can comprise bar, C shape and/or M shape channel-section steel, the channel-section steel of band central slot or the member of other shape.

Load-bearing HDPE embodiment of the present invention especially weatherproof does not absorb aqueous vapor.Therefore the present invention can freely be used for the indoor and outdoors braced structures.

In different embodiments, vertical and/or lateral supports of the present invention can replace timber and/or composite element, and the core body that can have solid or hollow according to application and needs, and also needing simultaneously can be with the size configurations of customization and/or standard.Building materials that can standard size 2 * 4,4 * 4,6 * 6 (unit is inch) such as, sheet material, stud (studs), pillared and crossbeam provide; I-shaped joist, frame beam (rim joists) and crossbeam can standard size 2 * 8,2 * 10,2 * 12 building materials provide, engineering can provide with the standard size 9-1/2 on the 2-1/16 edge of a wing or the member of 11-7/8 with I-shaped joist simultaneously.This class standard size can be used conventional securing member and other suspension element.

In several embodiments of the present invention, structural element is configured to meet the designing requirement of given construction specifications (can be customization or conventional construction specifications).Therefore, but expected structure is constructed and purposes in manufacture process, perhaps can be by selecting or coming it is adjusted by adding stiffener before installation.

Therefore, can following technical condition provide: when can selecting center to center distance, still provide straight substantially and accurate structural frame according to project needs and designing requirement according to joist of the present invention.These structural element can satisfy the construction specifications requirement and needn't cut edge and repair according to the timber building materials, and if necessary, can carry out minimum cut to it when not needing length adjustment.This flexibility and reliability are uncommon to the building materials product.

Other aspects of the present invention can also comprise the pressing method that is used for the extrusion modling loading component, and provide a kind of double-deck pressing method, wherein the stiffener such as articles made of aluminium alloy is squeezed into given shape, cools off, is ready to receive HDPE, HDPE is extruded moulding around stiffener then, also can be chosen in extrusion modling in the stiffener, cool off then, all these steps are all finished in continuous process, to form structural group component of the present invention or member.

In certain embodiments of the invention, the stiffener of this extruded aluminium, other alloy component or carbon fibre can have comprise be used to strengthen it with HDPE between the external surface of the structure that combines.This comprises that the surface digs the hole on hair, surface, uses adhesive tape, the surface characteristics of rib or other non-flat forms etc. is set, and thinks that HDPE provides to connect and adhesive surface.Improve the specified load-bearing that the connection between aluminium and the HDPE can improve the finished product product.

For at least one embodiment that has among the present invention with the stiffener of a plurality of arms, stiffener is formed as and makes and to allow stiffener and HDPE or other form mechanical connection around material by embedding stiffener.Stiffener can comprise that hole or rib are with the abundant mechanical connection between the auxiliary HDPE of formation and this stiffener, thereby do not need stiffener is carried out bonding connection or digs the hair processing, but still can select the stiffener bonding connection is gone up and/or hair dug on the stiffener surface handle to HDPE.

Use extrinsion pressing that the product of all lengths can be provided as required, transport maximizing efficiency thereby make.Usually, the most suitable railway carriage of 60 feet length loads, and wishes it is 40 feet length concerning the loading of pull-type truck.

Therefore, according to different embodiments of the present invention, a kind of structure joist that is suitable for using in building structure is provided, this joist comprises by thermoplastic to be made and have the solid substantially vertical central component of longitudinal axis and the edge of a wing, top and the edge of a wing, bottom that interconnects and roughly extend with described vertical central component on the whole length of longitudinal axis, and the edge of a wing, described top and the edge of a wing, described bottom are made by thermoplastic.In addition, this joist comprises the edge of a wing, outer top and the edge of a wing, outer bottom, the described edge of a wing, outer top and the edge of a wing, described top interconnect and substantially extend along the whole length of described longitudinal axis, and the edge of a wing, described outer bottom is with the edge of a wing, described bottom interconnects and substantially along the whole length extension of described longitudinal axis.In addition, this joist comprises metal on-plane surface pocket member, its at least one in the edge of a wing bottom the edge of a wing, described top, the edge of a wing, described bottom, the described edge of a wing, outer top or described skin can be operated and be connected, and described pocket member is extended along the whole length of described longitudinal axis substantially.

Other embodiment of the present invention also comprises such joist, and this beam has the outer edge of a wing with optional pocket member.Therefore, according to embodiment of the present invention, a kind of I-shaped joist that is suitable for using in building structure is provided, this I-shaped joist comprises vertical intermediate member with longitudinal axis, the edge of a wing, top, the edge of a wing, bottom, interconnect with the edge of a wing, described top and link to each other along the edge of a wing, outer top that the whole length of described longitudinal axis is extended and with the edge of a wing, described bottom substantially and substantially along the whole length of described longitudinal axis extend outer bottom the edge of a wing.

The method that provides at least a manufacturing to have the joist on the outer edge of a wing in this manual, the method for this manufacturing joist comprises: the vertical central component with the edge of a wing, top and edge of a wing, bottom is provided; The edge of a wing, outer top with the slot that is used to hold the edge of a wing, top is provided; The edge of a wing, outer bottom with the slot that is used to hold the edge of a wing, bottom is provided; The edge of a wing, top is positioned in the slot on the edge of a wing, outer top; And the edge of a wing, bottom is positioned in the slot on the edge of a wing, outer bottom.Add and strengthen pocket member, also can be used as the part of this manufacture method.

Multiple embodiments of the present invention also can comprise the joist that does not have the outer edge of a wing.Therefore, according to embodiment of the present invention, a kind of like this structure joist can be provided, this joist comprise vertical central component, be connected to the edge of a wing, top and the edge of a wing, bottom of vertical central component and embed the edge of a wing, described top substantially and the edge of a wing, described bottom in stiffener at least one, described stiffener extends along the whole length of the longitudinal axis of at least one in the edge of a wing, described top and the edge of a wing, described bottom substantially, and the intensity of wherein said structure joist is improved.

Other embodiment of the present invention can comprise the stiffener that is used for such as various structures such as pillared and joists, and wherein this stiffener comprises a plurality of arms.Therefore, according to embodiment of the present invention, a kind of structural element is provided, this member comprises that the thermoplastic external member with longitudinal length is positioned at this thermoplastic external member and the basic stiffener that extends along the longitudinal length of described thermoplastic external member with at least one, and described stiffener comprises a plurality of arms.

Another embodiment of the present invention also can comprise a kind of I-shaped joist, the edge of a wing, bottom that this I-shaped joist comprises web with longitudinal length and the edge of a wing, top that connects near the first end of described web is connected with the second end near described web wherein, and the edge of a wing, wherein said top and the length extension longitudinally of the edge of a wing, bottom.In addition, this I-shaped joist comprises and is arranged at least one at least one stiffener of the edge of a wing, described top and the edge of a wing, described bottom that described stiffener substantially longitudinally length extends, and described stiffener comprises a plurality of arms.

In described in this manual other embodiment of the present invention, provide a kind of another manufacture method that is used to make structural support members with specified deformation load.This method comprises: preparation is used to be combined into the structural reinforcement member that length that length is at least the structural support members of L is at least L; And also form the thick finished product of structural support members with this structural reinforcement member of thermoplastic extrusion modling by bar structure stiffener feeding thermoplastic extruder, wherein said thermoplastic is attached on the surface of structural reinforcement member along the length that is at least L.In addition, this method comprises carries out controlled cooling to the thick finished product of the structural support members of extrusion modling, wherein said thermoplastic is attached on the structural reinforcement member along the length that is at least L, and when this structural support members was born specified deformation load, combined thermoplastic was carried on a shoulder pole the load of structural support members altogether with structural reinforcement member and can not separated along this length that is at least L.

The various embodiments of the present invention have been set forth in the detailed description of the present invention that is embodied with claims that in accompanying drawing and this manual, is provided.Yet, be to be understood that, summary of the invention of the present invention may not comprise all aspects of the present invention and embodiment, but this does not mean that and limits by any way or limit, and those skilled in the art's meeting or will be understood that invention disclosed in this specification comprises its conspicuous improvement and modification.

By following detailed, particularly when together with reference to accompanying drawing, will be more readily understood other advantages of the present invention.

Description of drawings

In conjunction with following detailed description and with reference to being not that the accompanying drawing of making to scale can be understood various advantage of the present invention and favourable part better, wherein:

Fig. 1 is the stereogram according to the exemplary I-shaped joist of embodiment of the present invention;

Fig. 2 is the stereogram on the upper outer layer edge of a wing of the I-shaped joist shown in Fig. 1;

Fig. 3 is the stereogram on the outer edge of a wing, bottom of the I-shaped joist shown in Fig. 1;

Fig. 4 is the stereogram according to the I-shaped joist of embodiment of the present invention;

Fig. 5 is the stereogram of the slot type stiffener of the I-shaped joist shown in Fig. 4;

Fig. 6 is the stereogram according to the I-shaped joist of embodiment of the present invention;

Fig. 7 is the stereogram according to the I-shaped joist of embodiment of the present invention;

Fig. 8 is the stereogram of the edge of a wing stiffener of the I-shaped joist shown in Fig. 7;

Fig. 9-11A is the stereogram according to the I-shaped joist of embodiment of the present invention;

Figure 11 B is the end side view on the edge of a wing of I-shaped joist with replacement embodiment of stiffener;

Figure 12 is the stereogram according to the I-shaped joist with gusset stiffener of embodiment of the present invention;

Figure 13 is the lateral view according to the I-shaped joist with the vertical stiffener in side of embodiment of the present invention;

Figure 14 is the lateral view according to the I-shaped joist of the web with band head part (knockout) of embodiment of the present invention;

Figure 15 A-15G is the stereogram according to pillared (or reinforcing section of structural element) with core body stiffener of embodiment of the present invention;

Figure 16-20 has shown the reinforcement embodiment that the present invention is exemplary, and wherein stiffener is applicable to the edge of a wing part of I-shaped joist and pillared;

Figure 21 is the end side view according to the I-shaped joist of embodiment of the present invention;

Figure 22 is the end side view according to the another I-shaped joist of embodiment of the present invention;

Figure 23 is the end side view of the frame beam (rim joist) according to embodiment of the present invention;

Figure 24 is the lateral view according to web of embodiment of the present invention and edge of a wing stiffener; And

Figure 25 has shown illustrative methods of the present invention.

The specific embodiment

With reference now to Fig. 1,, according to embodiment of the present invention, shown is exemplary I-shaped joist structural element 10.I-shaped joist 10 comprises soffit of girder member 13.Soffit of girder member 13 has the center soffit of girder or web 14, the edge of a wing, top 18 and the edge of a wing, bottom 22, and wherein the edge of a

wing

18,22 is connected with each other by web 14.

As the part of general I-shaped joist, web 14 interacts as the edge of a wing, upper and lower 18,22 of supporting member and load-bearing.In one embodiment, soffit of girder member 13 comprises web 14, the edge of a wing, top 18 and the edge of a wing, bottom 22 of being made by harder, durable, pliable and tough and weather proof substantially material, described material includes but not limited to such as the thermoplastic of HDPE and/or such as the thermoplastic composite of HDPE of band additive, described additive is natural or artificial fiber or various material/synthetic particulate, such as including but not limited to timber particulate and/or glass fiber.Preferred extruding forms soffit of girder member 13.

I-shaped joist 10 also comprise with the edge of a wing, top 18 interconnection with the upper outer layer edge of a wing 26 that forms the edge of a wing, top combining structure 27 and with 22 interconnection of the edge of a wing, bottom with the outer edge of a wing 30, the bottom that forms the edge of a wing, bottom combining structure 29.Rigidity and weight capacity that these edge of a

wing combining structures

27,29 have improved joist 10 are set.

Usually, the cross section on the edge of a wing, top 18 and the edge of a wing, bottom 22 is identical, but they also can be according to the requirement of construction specifications of design and inequality.Similarly, usually the upper outer layer edge of a wing 26 is identical with the cross section on the outer edge of a wing 30, bottom, but they also can be according to the requirement of design and construction manual and inequality.

Perhaps, web 14, the edge of a wing, top 18 and the edge of a wing, bottom 22 are not global formations, but make respectively, be connected with each other then.For the part of difference extrusion modling, can interconnect to form soffit of girder member 13 by methods such as extruding welding.

The outer edge of a

wing

26,30 can be molded over respectively on the edge of a wing, top 18 and the edge of a wing, bottom 22 with integral manufacturing method; Cooperate (such as sliding) to go into the position after perhaps can distinguishing moulding, again by interconnecting such as extruding welding or the like mode.A benefit of separating component is that for the I-shaped joist of cross section symmetry, a feed is all available for the outer edge of a wing at two ends, thereby can save some costs.Perhaps, each parts can be stipulated separately, needn't interrupt the carrying out that normal extrusion is produced so that required special configuration to be provided.This flexibility can be satisfied the needs of various structurings and custom design target when saving some costs.

Refer again to Fig. 1-3, the edge of a wing, top 18 and it are to the common wedge anchorage (key) 38 that formed of connecting of web 14.More particularly, the edge of a wing, top 18 is along with it has formed wedge anchorage 38 from web 14 extensions and with web 14 actings in conjunction.Correspondingly, the upper outer layer edge of a wing 26 comprises its interior shape (being cross section) and the basic corresponding slot 34 of the outer shape of wedge anchorage 38.

Similarly, the edge of a wing, bottom 22 and web 14 have formed wedge anchorage 42, and the outer edge of a wing 30, bottom comprises its interior shape (being cross section) and the basic corresponding slot 46 of the outer shape of wedge anchorage 42.Slot and wedge anchorage have formed

locking mechanism

39 and 43 respectively to the collaborative locking member of 34,38 and 46,42 conducts.

But locking mechanism 39 makes the edge of a

wing

18 and 26 close fit and reliable in structure.Similarly, but locking mechanism 43 makes the edge of a

wing

22 and 30 close fit and reliable in structure.

The outer edge of a

wing

26 and 30 is preferably being characteristics with the material characteristics of the architectural feature complementation of I-shaped joist 10 usually.According to the preferred embodiments of the invention, the outer edge of a

wing

26 and 30 is made by the HDPE material.

Web 14 is preferably solid, but also can according to applied environment on every side, building project needs, load-bearing require and whole construction object but trellis, fluting or other open-cellular form; And can make by various suitable load-bearing materials, for example HDPE, aluminium or the like.

Referring now to Fig. 4-5, according to embodiment of the present invention, the described I-shaped joist of shown I-shaped joist structural element 60 and corresponding diagram 1 10 is similar, and comprises

slot type stiffener

64,65.

Only as example rather than a kind of qualification, the shape of

slot type stiffener

64,65 roughly is the rectangle that opening 68 is arranged along the one side.The shape of each

slot type stiffener

64,65 allows it before interconnecting with the outer edge of a

wing

26 and 30 or in its cohesive process, engages respectively or slides on the edge of a wing, top 18 and the edge of a wing, bottom 22.Preferably,

slot type stiffener

64,65 is made such as aluminium alloys by metal alloy, and the thickness of each slot type stiffener sidewall is based on, and the desired use of I-shaped joist 60 and design (calculated) load select.

Slot type stiffener

64,65 preferably roughly extends along the entire longitudinal length L of I-shaped joist 60.

Referring now to Fig. 6,, the I-shaped joist structural element 70 that shown is according to embodiment of the present invention.I-shaped joist 70 comprises the web 14 with the edge of a wing, all-in-one-piece top 74 and edge of a wing, bottom 78, and wherein the edge of a wing 18 of the edge of a

wing

74 and 78 the relative I-shaped joist 10 of cross sectional area and 22 cross sectional area are bigger.

The preferred embodiments of the invention comprise the structural element that forms with HDPE and serve as the stiffener that this HDPE strengthens core body.This HDPE does not preferably comprise porous fibre such as wood fibre and contains thing or reach arbitrarily at least that this class contains the degree that thing can not have a strong impact on the moisture-resistant effect of structural element.Further preferably, the mineral fibers that this HDPE does not comprise such as glass fiber contains thing, and perhaps its content arrives that the characteristic that makes structural element still remains easy cutting and/or boring and the degree that can not damage instrument.Yet unless otherwise mentioned, any thermoplastic and/or thermoplastic composite all are called " HDPE " and " thermoplastic " in this manual simply; Be understandable that, said in this manual " HDPE " and " thermoplastic " comprise other possible thermoplastic and the mixture, compound/as to improve thermoplastic and/or cated thermoplastic member except that HDPE, also comprise new substantially or reusable HDPE.In addition, the material of other except thermoplastic also within the scope of the invention.Therefore, utilize non-thermal plasticity (non-HDPE) material to form the structural element of its edge of a wing and/or web, for example I-shaped joist is within the scope of the present invention.

In alternate embodiment of the present invention, I-shaped joist 70 is formed by the structure that HDPE makes, and any one in its median ventral plate 14 and/or the edge of a wing all comprises one or more reinforcements or strenthening member.Strenthening member 75 dots in Fig. 6, and it can be made by for example glass fiber, metal, timber or composite material etc.

Referring now to Fig. 7-8, show I-shaped joist structural element 82 according to embodiment of the present invention.I-shaped joist 82 can be regarded as on the basic structure of I-shaped joist 70 and increases element, also comprises edge of a

wing stiffener

86,87 in the edge of a

wing

74,78 respectively.More particularly, Fig. 8 has shown the exemplary configurations available to stiffener 86,87, and wherein edge of a

wing stiffener

86,87 is positioned at respectively in the structure on the edge of a

wing

74,78 or with the structure on the edge of a

wing

74,78 and makes.

The existence of edge of a

wing stiffener

86,87 has strengthened the structural performance of I-shaped joist, makes I-shaped joist have enough supporting capacitys under the distortion of allowing and keeps less relatively profile simultaneously.Preferably, edge of a wing stiffener is made such as aluminium alloys by metal or metal alloy, and the thickness of edge of a wing stiffener sidewall and size can customize based on the desired use of I-shaped joist and select.This stiffener also can be made by carbon fibre.Compare with using steel, edge of a wing stiffener uses aluminum alloy materials can obtain the lighter I-shaped joist of weight and makes I-shaped joist easier of relatively the cutting of standard construction equipment.That is to say that aluminium alloys provides the attractive powerful feature that adds, and at the same time also not excessively passivation be used for I-shaped joist is cut into the cast-cutting saw sword of preliminary dimension.Carbon fibre also provides weight lighter I-shaped joist, but may need to use adamantine drill bit blade in order to repeat successfully to cut with the I-shaped joist of severing.

According to embodiment of the present invention, edge of a

wing stiffener

86,87 is enclosed in the edge of a

wing

74,78, and the material that wherein forms the edge of a wing surrounds vertical each side of stiffener fully.Stiffener preferred basic entire longitudinal length L along I-shaped joist in the edge of a wing extends.

Edge of a wing stiffener can adopt multiple shape.Refer again to Fig. 7, and unrestricted, edge of a

wing stiffener

86,87 can comprise the face of a plurality of wedge angles and substantially flat as example, thereby forms corrugated stiffener 90,91.

The corrugated stiffener can comprise with Fig. 7 to be compared littler or bigger wedge angle and can comprise fillet and flexure plane with the example structure shown in Fig. 8.Therefore, be understandable that the shape of the corrugated stiffener shown in Fig. 7 and Fig. 8 only as an illustration and non-limited way provides.

Referring now to Fig. 9, show another structure of edge of a wing stiffener 86,87.Among Fig. 9 this roughly the

stiffener

94,95 of M shape comprise the inside juts 98 that a pair of and opening 102 are contiguous.According to embodiment of the present invention, opening 102 is opened to web 14, and preferably roughly aligns with the axis A-A of web 14.As shown in the figure, when inserting the edge of a wing 78, bottom, roughly the stiffener 95 of M shape is preferably put upside down.

Referring now to Figure 10,, shows I-shaped joist structural element 106 according to embodiment of the present invention.The structure of 106 pairs of I-shaped joists 70 of I-shaped joist has been done interpolation, all comprises at least one closed edge of a wing stiffener 109,110 on the edge of a

wing

74 and 78 respectively in each.

In Figure 10, each all comprises a plurality of spaced-apart closed edge of a wing stiffeners 109,110 edge of a wing, top 74 and the edge of a wing, bottom 78.Yet, need structural performance according to expection, can use single closed edge of a wing stiffener 109,110.Preferably, closed edge of a wing stiffener the 109, the 110th, hollow, and by metal or metal alloy, for example aluminium alloys is made, and the thickness of closed edge of a wing stiffener sidewall and size can customize based on the desired use of I-shaped joist and select.Stiffener 109,110 preferred basic entire longitudinal length L along I-shaped joist in the closed edge of a wing extend.

As shown in Figure 10, and according to embodiment of the present invention, closed edge of a wing stiffener 109,110 comprises the member that is roughly rectangle.Yet other shape can be a geometry but be not limited to geometry, all is within the scope of the present invention.For instance, these other shapes can comprise triangle or flat elliptic.

As shown in Figure 10, aspect of the present embodiment in, the closed edge of a wing stiffener that is arranged in the edge of a wing, top 74 to and right at the stiffener on the edge of a wing, bottom 78, all apart from one another by the same distance ' ' d ' ' of width " w " of opening basic and web 14.Yet, spacing distance d can less than or greater than the width w of web 14.

According to the preferred embodiments of the invention, each closed edge of a wing stiffener all is arranged in the edge of a wing, top 74 or the edge of a wing, bottom 78, wherein forms each side that the material on the edge of a wing, top 74 or the edge of a wing, bottom 78 surrounds each closed edge of a wing stiffener fully.Preferably, I-shaped joist 106 comprises the HDPE material that forms the edge of a wing, upper and lower, and the HDPE material surrounds each longitudinal side of closed edge of a wing stiffener fully simultaneously.

Referring now to Figure 11 A,, show I-shaped joist structural element 106 ', wherein all use two adjacent closed edge of a wing stiffeners 109,109 and 110,110 in each in the edge of a wing, top 74 and the edge of a wing, bottom 78 respectively.Edge of a wing stiffener 109,109 is used for the edge of a wing, top 74, and can have selected spacing distance (if any), and the edge of a wing stiffener 110,110 in the edge of a wing, bottom 78 can be provided with similar structure.Edge of a wing stiffener in the specific edge of a wing can interconnect by connecting rod, tape, wire rod, glue, welding, pin, rivet, screw or other linkage 111, but not every structure applications all requires like this.

Referring now to Figure 11 B,, show the stiffener 71 in the edge of a wing, top 74 according to embodiment of the present invention.Yet, be understandable that stiffener 71 can be used in the edge of a wing, bottom 78 of I-shaped joist, also can be used in other structure such as pillared and crossbeam.Stiffener 71 comprises a plurality of bars 72 with circular cross section, and its king-rod 72 is rigidly connected by transverse member 73.Stiffener 71 is preferably made by carbon fibre or metal alloy (for example aluminium alloys).According to the loading condition of structural element, stiffener can comprise the bar 72 of solid or hollow and the transverse member 73 of solid or hollow.

According to embodiment of the present invention, I-shaped joist can comprise the edge of a wing, top and the edge of a wing, bottom that has such as the dissimilar stiffeners of closed edge of a wing stiffener 110 that has such as the stiffener of corrugated stiffener 90.Therefore, within the scope of the invention, the edge of a wing, upper and lower can comprise dissimilar stiffeners.This structure may be favourable for some design factor, under the situation such as the load that will bear different sizes and/or type on the edge of a wing, upper and lower.

Referring now to Figure 12, according to embodiment of the present invention, shown I-shaped joist structural element 114 comprises reinforcement voussoir or the gusset 118 as the stiffener between the upper outer layer edge of a wing 26 and the web 14.In addition, gusset stiffener 118 also can be used between the outer edge of a wing 30 of web 14 and bottom.Gusset stiffener 118 can be used as the outer edge of a wing a part and by moulding.

It will be understood by those skilled in the art that, by top and the edge of a wing, bottom being adhered to the conventional wooden of constructing on the vertical central component or the I-shaped joist of composite material is not weather proof, and this point is different with the weather proof embodiment of HDPE of the present invention.Other favourable part of the present invention is that its structure can be the I-shaped system of common or accurate I-shaped system or customization.

These customization structures can comprise girth member or resistance to deformation element, such as having the gusset 118 that is used for the support webs and/or the edge of a wing, upper and lower, perhaps have the one or more pins 136 that make the HDPE covering layer and strengthen the core body cooperation, thereby further reinforce formed structural element.

Referring now to Figure 13, show the partial side view of I-shaped joist structural element 122, it comprises at least one and more preferably a plurality of vertical stiffener 126 that is provided with along web 14 external surfaces.Vertical stiffener 126 has improved stability, load capacity and/or the load transfer characteristic of I-shaped joist.Vertical stiffener 126 is preferred spaced and be positioned between the top on the outer edge of a wing 30 in bottom and bottom on the upper outer layer edge of a wing 24.

Perhaps, the vertical stiffener 126 extensible outer edges of a wing 30 in the upper outer layer edge of a wing 26 and bottom of passing are positioned between the top on the bottom on the edge of a wing, top 18 and the edge of a wing, bottom 22.Perhaps, for the I-shaped joist that does not have the outer edge of a wing 30 in the upper outer layer edge of a wing 26 or bottom, vertical stiffener 126 can place between the edge of a wing, top 74 and the edge of a wing, bottom 78, such as foregoing I-shaped joist 70,82,106 and 106 '.

Referring now to Figure 14, according to embodiment of the present invention, shown I-shaped joist structural element 130 is included in the one or more head parts 134 in the web 14.These head parts 134 are favourable for pipeline (pipeline that for example is used for electric power) is passed the joist structure.

Because the hemlock/fir wood after redwood and the processing is better than other wooden product to the tolerance of weather, so they are through being commonly used for the exterior decoration material.Used according to I-shaped joist of the present invention and the timber product that replaces has been carried out the load deformation test with respect to it.Test shows: it is better to compare performance according to the hemlock/fir wood after I-shaped joist of the present invention and redwood and the processing.Therefore, be understandable that, the invention provides have good load-bearing characteristic, be easy to make, weather proof structural element, good load-bearing characteristic makes that improved load bearing system can be used for variously using widely.

Referring now to Figure 15 A-15G, according to embodiment of the present invention, unrestricted mode has shown other exemplary structural element 200 by example of the present invention.These members can serve as reinforcement in the edge of a wing of the I-shaped joist of level that is used for various uses or vertical structure support system, crossbeam, pillared, stake support or similar structures.Exemplary application comprise the structural posts that is used for supporting frame (for example be used for supporting harbour or deck platform) and and pillared, perhaps can be used for from other support of the I-shaped joist of following support.

Supporting member 200 comprises the core body stiffener of using such as the thermoplastic encirclement of HDPE.Described core body stiffener is firm and be preferably hollow, and can constitute by metal or such as the metal alloy of aluminium alloys, perhaps also can be made of carbon fibre.

Come description scheme below with reference to viewgraph of cross-section.Referring to Figure 15 A, show rectangle with a plurality of rectangle core body stiffeners 204 or square pillared 200, wherein member 204 is comprised that the skin 208 of HDPE surrounds.

Referring to Figure 15 B, shown rectangle or square pillared 200 has single core body stiffener 204 of band rectangular cross section.Referring to Figure 15 C, shown rectangle or square pillared 200 has single core body stiffener 204 of band circular cross section.

Referring to Figure 15 D, shown circular pillared 200 have single core body stiffener 204 of band circular cross section.Referring to Figure 15 E, shown circular pillared 200 have single core body stiffener 204 of band rectangular cross section.

Referring to Figure 15 F, shown circular pillared 200 have single core body stiffener 204 of band triangular cross section.Referring to Figure 15 G, shown circular pillared 200 have single core body stiffener 204 of band flat elliptic cross section.Therefore, in enforcement of the present invention, various delaminated structures can be arranged, various core body stiffeners are arranged simultaneously.

In the manufacture process of stiffener, or before forming I-shaped joist, pillared or crossbeam or in its process, stiffener can carry out veining to be handled so that provide better bonding between stiffener surface and HDPE.Surface texturizing is handled to be contemplated to provides better connection between thermoplastic and stiffener, thereby improves structural performance.

Refer again to Fig. 7-8, edge of a

wing stiffener

86,87 can comprise one or more holes 88.Hole 88 also on be positioned edge of a

wing stiffener

86,87 and below the thermoplastic such as HDPE between continuity is provided.

Also will be understood that, edge of a

wing stiffener

86 and 87, closed edge of a

wing stiffener

109 and 110 or the surface of core body stiffener 204 etc. can comprise that veining handles, digs the surface that hair is handled and/or roughening is handled, and should also can comprise projection or depression and hole 88 in the surface.This surface-treated example totally illustrates with 66 in Fig. 5.

Referring now to Figure 16, the structural reinforcement member 300 that is provided comprises a plurality of arms that stretch out from center core 304.According to exemplary of the present invention, structural reinforcement member 300 comprises four arms, comprises first arm 308, second arm 312, the 3rd arm 316 and the 4th arm 320.First arm 308 preferably is arranged to basic relative with the 3rd arm 316, perhaps in the scope of spending from the 3rd arm 316 about 160 to 200, more preferably is from the 3rd arm 316 about 180 degree.Similarly, second arm 312 also preferably is arranged to basic relative with the 4th arm 320, perhaps in the scope of spending from the 4th arm 320 about 160 to 200, more preferably is from the 4th arm 320 about 180 degree.In addition, first arm 308 and second arm 312 separate the scope of about 45 degree to 90 degree, and more preferably about 55 degree also more preferably are about 68 degree to the scope of 75 degree.Similarly, the 3rd arm 316 and the 4th arm 320 separate the scope of about 45 degree to 90 degree, are more preferably the scope of about 55 degree to 75 degree, also are more preferably about 68 degree.Structural reinforcement member can have the arm more than four, and is considered to be within the scope of the invention.Do not intend scope of the present invention is limited as example, stiffener can comprise six arms.

Structural reinforcement member 300 is enclosed in the HDPE structural element 328, and is preferably made by metal alloy or carbon fibre such as aluminium alloys.According to some embodiments of the present invention, center core 304 is hollow preferably.Structural reinforcement member 300 preferably extends along the entire longitudinal length L of structural element 328.

Referring now to Figure 17, show the structural reinforcement member 300 of remodeling ', the inner core body 332 of strengthening of structural reinforcement member 300 ' comprise wherein.Strengthen core body 332 and be stiffener 300 ' increased additional strength, and make comprise structural reinforcement member 300 ' structural element 328 ' can be used in the application of more high capacity type, and can not cause the increase of the too much weight of solid core.

As shown in Figure 17, strengthen core body 332 and show as dagger.Yet the reinforcement core body of other shape also within the scope of the invention.For example, strengthen core body and can comprise that cross section roughly is the situation of square, circle or rhombus.

Still with reference to Figure 16,17, and according to embodiment of the present invention, structural reinforcement member 300 and 300 ' external surface preferably include grain surface with help HDPE and

member

300 and 300 on every side ' be connected.More particularly, can structural reinforcement member 300 and 300 ' arm 308,312,316 and 320 between the junction outside 340 exterior rib 336 is set.Rib 336 preferably along structural reinforcement member 300 and 300 ' longitudinal length L extend.

Still with reference to Figure 16 and 17, according to embodiment of the present invention, rib 336 also can comprise depression or the pitfall 344 (divot) that penetrates fully or partly hollow out.Pitfall 344 is preferred spaced apart along the longitudinal length of rib 336.Pitfall 344 is used for further the thermoplastic the stiffener of preferably being made by aluminium alloys or carbon fibre 300 and 300 ' around anchoring to, and this material is HDPE preferably.Pitfall 344 help to limit or eliminate when structural element 328,328 ' loading condition following time HDPE and stiffener 300,300 ' between the slip tendency.In an alternative embodiment, stiffener 300,300 ' can be included in HDPE serves as the hole 88 of the opening that is used to receive at least some HDPE when being extruded to stiffener 300,300 ' on every side.The same with pitfall 344, hole 88 help to limit or when eliminate structural element 328,328 ' loading condition following time HDPE and stiffener 300,300 ' between the slip tendency.

Referring now to Figure 18-20, illustrate be structural reinforcement member 300 ' the end side view, wherein arm 308,312,316 and 320 has different shape and end shape 348, for example extension (prongs) or projection (Iobes).For the stiffener shown in Figure 18-20,, can omit and strengthen core body 332 if want not strengthen the hollow structure member 300 of core body 332.Stiffener 300,300 ' can also be solid.

In the enforcement of embodiment of the present invention, the I-shaped joist of structural reinforcement member 300 and 300 ' can be used for, pillared, crossbeam, carriage or the like highly beneficially.Such as, Figure 21 shows embodiment of the present invention, wherein I-shaped joist 350 comprise the band stiffener 300,300 ' the edge of a wing 74,78.According to embodiment of the present invention, for I-shaped joist 350, stiffener 300,300 ' preferred orientation become to make the angle " α between first arm 308 and second arm 312 _1-2" bisector " b _1-2" axis A-A of the I-shaped joist 350 of crosscut, and bisector " b more preferably _1-2" vertical substantially with the axis A-A of I-shaped joist 350.Similarly, the angle " α between the 3rd arm 316 and the 4th arm 320 _3-4" bisector " b _3-4" axis A-A of the I-shaped joist 350 of crosscut, and bisector " b more preferably _3-4" vertical substantially with the axis A-A of I-shaped joist 350.I-shaped joist 350 preferred orientation that is supposed to becomes the power " F " make the pressure load that is applied to I-shaped joist 350 or to affact on the I-shaped joist 350 substantially parallel with the axis A-A of I-shaped joist 350.

Comprise the stiffener 300,300 of a plurality of arms ' structure improved the intensity of whole I-shaped joist 350.This is to be tending towards close towards

lower arm part

312 and 316 respectively by

upper arm parts

308 and 320 under loading condition, and the appropriate location realizes thereby HDPE is fixed on.That is to say that first arm 308 and second arm 312 are tending towards close mutually under loading condition, compressed together the HDPE between them then, thereby further stiffener 300,300 ' be locked into position.Similarly, the 4th arm 320 and the 3rd arm 316 are tending towards under loading condition mutually near compressed together the HDPE between them then, thereby further stiffener 300,300 ' be locked into position.In addition, rib 336 and its pitfall that has 344 (no matter be part or penetrate fully) can both prevent HDPE loading condition lower edge stiffener 300,300 ' longitudinal axis move.

Referring now to Figure 22, according to embodiment of the present invention, shown I-shaped joist 352 comprises the soffit of girder and edge of a wing stiffener 354.The soffit of girder and edge of a wing stiffener 354 preferably constitutes by carbon fibre or such as the metal alloy of aluminium alloys.The soffit of girder and edge of a wing stiffener 354 preferably are made up of the structure of combination or integrally formed structure, and this structure comprises with reinforcement flange member 358 and linking to each other with 360 or integrally formed web 356.Web 356 can be solid or hollow, and strengthen flange member 358 and 360 can comprise one such as stiffener 300,300 ' stiffener noted earlier, wherein this stiffener can also be solid or hollow, and can comprise reinforcement core body 332 when it is hollow.In addition, web 356 can be solid and combine with the hollow stiffener.For the soffit of girder that is made of carbon fibre and edge of a wing stiffener 354, the thickness w of its web 356 is preferably little than the web 14 that the structural performance that is made of HDPE is equal to.Such as, web 356 can be about 3/16 inch thick.According to embodiment of the present invention,, HDPE is expressed to the reinforcement flange member 358 of the soffit of girder and edge of a wing stiffener 354 and 360 external surface in order to form I-shaped joist 352.

Referring now to Figure 23, show end side view according to the band edge joist (rimjoist) 362 of embodiment of the present invention.Band edge joist 362 comprises the soffit of girder and the edge of a wing stiffener 354 that is used for I-shaped joist 352 as mentioned above, and also comprises the outer component 364 around the essentially rectangular of the soffit of girder and edge of a wing stiffener 354.

Referring now to Figure 24, showing only is the lateral view of the soffit of girder and edge of a wing stiffener 354.According to embodiment of the present invention, the soffit of girder 356 of the soffit of girder and edge of a wing stiffener 354 can comprise along its longitudinal length hole 366 at interval.

Shown in this manual and in the described structure, HDPE with combine effect such as the metal alloy of aluminium alloys or carbon fibre with raising load capacity.Under extruding or stretching action, the unitary construction on structural element, the edge of a wing etc. is used to prevent mutual moving, thereby has improved nominal load.The member of weight saving but the hollow core implementation structure is reliable.

According to embodiment of the present invention, at least a manufacture method also is provided, this method comprises unique technology.As an embodiment, this manufacture method can comprise double-deck embedded extruding (dual extrusion in-line) manufacturing process.Be understandable that the described various composite membeies of this manual can be considered to structural element or loading component usually, and preferably use the step moulding of a series of uniquenesses.Such as, as an illustration, the soffit of girder member 13 and the edge of a

wing

26,30 can be formed as corresponding structure before the structural element such as I-shaped joist 10 in its assembling and formation.Similarly, soffit of girder member 13,

slot type stiffener

64,65 and the edge of a

wing

26,30 can be formed as corresponding structure before the structural element such as I-shaped joist 60 in its assembling and formation.As another example, any one in the

stiffener

71,86,87,109 or 110 all can constitute structural element 82,106,106 ' or be formed as corresponding structure before 114.As another example, stiffener 204,300 or 300 ' in any one all can constitute structural element 200,328 or 328 ' before be formed as corresponding structure.

According to another embodiment of the invention, the illustrative methods that a kind of manufacturing has the structural support members of specified deformation load characteristic comprises: (a) preparation is used to be combined into the structural reinforcement member that length that length is at least the structural support members of L is at least L; (b) feed the thermoplastic extruder by the bar structure stiffener and form the thick finished product of structural support members with this structural reinforcement member of thermoplastic extrusion modling then, wherein the thermoplastic edge at least the length of L be attached to the surface of structural reinforcement member; And the thick finished product of the structural support members of (c) controlledly cooling off extrusion molding, wherein thermoplastic is attached on the structural reinforcement member along the length of L at least, and when structural support members is loaded into specified deformation load the thermoplastic of combination carry on a shoulder pole the load of structural support members altogether with structural reinforcement member and can not separate at least along L length.

Enforcement of the present invention can comprise that also the preparation structural reinforcement member has aluminium alloy extruded of uneven surface to comprise moulding, wherein should extend L length at least in the surface.This method can comprise that also moulding has the Al-alloy parts of uneven surface, and this uneven surface comprises the surface characteristic that combines that has improved thermoplastic (or thermoplastic composite, for example Gai Liang HDPE) and structural reinforcement member.This method can comprise that also this structural reinforcement member of preparation has aluminium alloy extruded of uneven surface of band to comprise moulding, and the length of wherein should the surface extending is at least L.In addition, this method can comprise that this structural reinforcement member of preparation is to comprise this structural reinforcement member of extrusion modling and to adjust its temperature by cooling.

Figure 25 has shown the illustrative methods 400 that is used to form structural element of the present invention, and this method comprises: (a) step 404 of choice structure member comprises shape and the material type of selecting thermoplastic and stiffener; (b) step 408 of preparation manufacturing structure member comprises preparation resin and reinforcement material; (c) step 412 of extrusion modling stiffener is such as extrusion modling aluminium alloys stiffener; (d) step 416 of finishing stiffener (if suitable), such as the pitfall or the hole that partly or completely penetrate by interpolation, part surface at least to stiffener digs the hair processing, and/or otherwise the texture features that does not otherwise form when extruding forms stiffener for stiffener is provided at; (e) step 420 that stiffener is cooled off (, can carry out before) at step (d) according to used material and the finishing of in step 416, being carried out; (f) to the interpolation adhesive of part surface at least of stiffener or the optional step 424 (such as when the carbon fibre stiffener uses with the HDPE outer component, needing) of adhesion agent; (g) the step 428 of feeding the HDPE extruder such as the stiffener of aluminium alloys stiffener; (h) around the step 432 of stiffener with the HDPE extrusion modling; And the step 436 of (i) cooling off the structural element that comprises HDPE and stiffener, wherein this cooling is controllably carried out.

In one embodiment, at least step 412 some in 436 are continuous, and wherein stiffener is fed the HDPE extruder then by by specification extrusion modling, cooling and veining (if necessary), with the HDPE extrusion modling, and then cooling is to form required structural element.The step 436 of the structural element of extrusion modling cooling can be adapted in cooling have complexity in the structural element of multiple material (such as on aluminium or carbon fibre stiffener, having HDPE).The embedded manufacturing pressing method of this bilayer has the advantage that can be provided for the Engineering Control of continuous manufacture process all necessary opportunitys in a place.U.S. Patent Application Publication file US2005/0108983 A1 discloses the method that forms the structural element of strengthening through pushing, and its disclosed content is being incorporated in this manual by reference in full.

In order to help to understand the present invention, this manual provides parts and the following of mark of correlation indicated in the accompanying drawings listed:

The Reference numeral parts

10 I-shaped joists

13 soffit of girder members

14 webs

The edge of a wing, 18 top

The edge of a wing, 22 bottom

The 26 upper outer layer edges of a wing

The edge of a wing, 27 top composite member

The edge of a wing, 29 bottom composite member

The outer edge of a wing, 30 bottoms

34 (the upper outer layer edge of a wing 26) slot

38 (web 14 and the edge of a wing, top 18) wedge anchorage

39 locking mechanisms

42 (web 14 and the edge of a wing, bottom 22) wedge anchorage

43 locking mechanisms

46 (the outer edge of a wing 30, bottom) slot

60 I-shaped joists

64 slot type stiffeners

65 slot type stiffeners

66 thin portion/surface textures

68 openings

70 I-shaped joists

71 stiffeners

72 bars

73 transverse members

The edge of a wing, 74 top

75 strenthening members

The edge of a wing, 78 bottom

82 I-shaped joists

86 edge of a wing stiffeners

87 edge of a wing stiffeners

88 holes

90 corrugated stiffeners

91 corrugated stiffeners

94 M shape stiffeners

95 M shape stiffeners

The inside projection of 98 (M shape stiffeners 94)

106 I-shaped joists

106 ' I-shaped joist

109 closed edge of a wing stiffeners

110 closed edge of a wing stiffeners

111 linkages

114 I-shaped joists

118 gusset stiffeners

122 I-shaped joists

126 vertical stiffeners

130 I-shaped joists

134 head parts

136 pins

200 structural element (or pillared)

204 (pillared 200) the core body stiffener

208 (pillared 200) exterior layer

300 structural reinforcement members

300 ' structural reinforcement member

304 (structural reinforcement member 300 or 300 ') central area

308 (structural reinforcement member 300 or 300 ') first arm

312 (structural reinforcement member 300 or 300 ') second arm

316 (structural reinforcement member 300 or 300 ') the 3rd arm

320 (structural reinforcement member 300 or 300 ') the 4th arm

328 (having structural reinforcement member 300) structural element

328 ' (have structural reinforcement member 300 ') structural element

332 (structural reinforcement member 300 ') the reinforcement core body

336 (structural reinforcement member 300 or 300 ') rib

340 (between the arm 308,312,316,320) outside, junction

344 pitfalls

348 (arm 308,312,316,320) end shape

350 I-shaped joists

352 I-shaped joists

354 soffit of girders and edge of a wing stiffener

356 webs

358 strengthen flange member

360 strengthen flange member

362 band edge joists

364 outer components

366 holes

400 manufacture methods

404 select (determining stiffener and definite cladding material)

408 preparations (stiffener and outer HDPE)

412 extrusion modling alloy components (or other stiffener)

416 pairs of alloy components (or other stiffener) add rib/dig

Hair is handled/is carried out veining and handles

420 cooled alloy members (or other stiffener)

424 applied adhesives (optional, as to depend on the material type of stiffener)

428 feed alloy components (or other stiffener)

432 wrap golden member (or other stiffener) with the HDPE extrusion modling

436 cooling HDPE

A-A (web 14 or I-shaped joist) axis

α _1-2Angle between first arm 308 and second arm 312

α _3-4Angle between the 3rd arm 316 and the 4th arm 320

b _1-2Angle α _1-2Bisector

b _3-4Angle α _3-4Bisector

The F active force

The L longitudinal length

D (between the stiffener) partition distance

W (web 14) width

The present invention in various embodiments, comprise roughly as described in this manual and shown in parts, method, technology, system and/or equipment, comprised its various embodiments, sub-combinations thereof and subclass.Those skilled in the art can understand how to make and use the present invention after understanding the present invention.The present invention comprises in various embodiments: lacking in this manual or in its different embodiment not under the situation of record and/or the part do not described, equipment and technology are provided, comprise such as, in order to improve performance, to realize easily and/or reduce implementation cost and lack employed part in previously described equipment or the method.

The discussion of front of the present invention is in order to illustrate and to describe.The preamble content is not intended to limit the present invention in the form that this manual discusses.In above-mentioned specific descriptions, smooth in order to make explanation, many features of the present invention are concentrated in one or more embodiments.The method of this explanation should not be understood that to have reflected a kind of like this intention: invention required for protection need be than the feature of clearly enumerating in each claim of also Duoing.On the contrary, reflect that inventive point all lacks than all features of single embodiment noted earlier as claims.Therefore, following claims is merged in the manual of this detailed description at this, and wherein each claim is alone as the preferred embodiments of the invention.

And, though manual of the present invention has comprised one or more embodiments and the specific explanation that changes body and modification, but other changes body and modification also within the scope of the invention, such as, after understanding the present invention, be considered to change body and modification in those skilled in the art's the skills and knowledge scope.Be intended to obtain the right of replacing embodiment that comprises in allowed limits; it comprises alternative, interchangeable and/or equivalent configurations, function, scope or the step of content required for protection; and no matter whether disclose these alternative, interchangeable and/or equivalent configurations, function, scope or steps in this manual, and be not intended to contribute publicly any patentability theme.

Claims

1. structure joist that is suitable in building structure, using, it comprises:

Make and have the solid substantially vertical central component of longitudinal axis by thermoplastic;

The edge of a wing, top and the edge of a wing, bottom that interconnect and roughly on the whole length of longitudinal axis, extend with described vertical central component, the edge of a wing, described top and the edge of a wing, described bottom are made by thermoplastic;

Interconnect and the basic edge of a wing, outer top of extending with the edge of a wing, described top along the whole length of described longitudinal axis;

Interconnect with the edge of a wing, described bottom and substantially along the edge of a wing, outer bottom that the whole length of described longitudinal axis is extended; And

Bottom the edge of a wing, described top, the edge of a wing, described bottom, the described edge of a wing, outer top or described skin in the edge of a wing at least one can be operated the metal on-plane surface pocket member that connects, and described pocket member is extended along the whole length of described longitudinal axis substantially.

2. according to the described structure joist of claim 1, it is characterized in that described thermoplastic comprises at least a in polyethylene, HDPE and the improvement material thereof.

3. according to the described structure joist of claim 1, it is characterized in that described metal on-plane surface pocket member has following at least a kind of shape of cross section:

Substantially be C shape;

With the rectangle that on a side, has opening.

4. structure joist, it comprises:

Intermediate member;

Be connected to the edge of a wing, top and the edge of a wing, bottom of described intermediate member;

The stiffener of at least one in the basic embedding edge of a wing, described top and the edge of a wing, described bottom, described stiffener extends along described at least one the whole length of longitudinal axis in the edge of a wing, described top and the edge of a wing, described bottom substantially, and the intensity of wherein said structure joist is enhanced.

5. according to the described structure joist of claim 4, it is characterized in that described intermediate member is made by HDPE.

6. according to the described structure joist of claim 4, it is characterized in that described reinforcing element comprises molded non-planar.

7. according to the described structure joist of claim 4, it is characterized in that described stiffener is made by in metal alloy or the carbon fibre one or more.

8. according to the described structure joist of claim 4, it is characterized in that described stiffener comprises a corrugated metal sheet.

9. according to the described structure joist of claim 4, it is characterized in that at least one in the edge of a wing, described top and the edge of a wing, described bottom made by thermoplastic and improvement material, wherein said improvement material is the material that is selected from glass fiber and timber.

10。According to the described structure joist of claim 4, it is characterized in that described intermediate member, the edge of a wing, described top and the edge of a wing, described bottom are made by the thermoplastic that can reuse.

11. according to the described structure joist of claim 4, it is characterized in that described stiffener has at least following a kind of shape of cross section: roughly be M shape, corrugated, rectangle, a plurality of rectangle, circle, flat elliptic, triangle, a plurality of circles of band transverse member and the shape of many arms.

12. an I-shaped joist that is suitable for using in building structure, it comprises:

Vertical central component with the longitudinal axis and the edge of a wing, top and edge of a wing, bottom;

Link to each other and the basic edge of a wing, outer top of extending with the edge of a wing, described top along the whole length of described longitudinal axis; And

Link to each other with the edge of a wing, described bottom and substantially along the edge of a wing, outer bottom that the whole length of described longitudinal axis is extended.

13. according to the described I-shaped joist of claim 12, it comprises that also at least one in the edge of a wing can be operated the pocket member that connects bottom the edge of a wing, described top, the edge of a wing, described bottom, the described edge of a wing, outer top and described skin.

14., it is characterized in that described pocket member is made by aluminium alloys according to the described I-shaped joist of claim 13.

15., it is characterized in that described pocket member comprises the roughly c-shaped cross section with the clearance gaps that is used for described vertical member according to the described I-shaped joist of claim 13.

16., it is characterized in that described vertical central component is made by solid HDPE substantially according to the described I-shaped joist of claim 12.

17., it is characterized in that the edge of a wing, described top and the edge of a wing, described bottom are made by HDPE according to the described I-shaped joist of claim 12.

18., it is characterized in that it also is included in the gusset part that is substantially triangular in shape between at least one and the described vertical member in the described outer edge of a wing, bottom or the edge of a wing, described outer top according to the described I-shaped joist of claim 12.

19., it is characterized in that described vertical central component also comprises the metal stiffener according to the described I-shaped joist of claim 12.

20. the method for a manufacturing structure joist, it comprises:

Vertical central component with the edge of a wing, top and edge of a wing, bottom is provided;

The edge of a wing, outer top with the slot that is used to hold the edge of a wing, top is provided;

The edge of a wing, outer bottom with the slot that is used to hold the edge of a wing, bottom is provided;

The edge of a wing, top is positioned in the slot on the edge of a wing, outer top; And

The edge of a wing, bottom is positioned in the slot on the edge of a wing, outer bottom.

21. in accordance with the method for claim 20, also comprise pocket member be positioned in the edge of a wing, described top or the edge of a wing, described bottom at least one.

22. in accordance with the method for claim 21, it is characterized in that described location pocket member comprises and will slide at least one in the edge of a wing, described top or the edge of a wing, described bottom of described pocket member.

23. a structural element, it comprises:

External member with longitudinal length; And

At least one is positioned at this external member and the basic stiffener that extends along the longitudinal length of described external member, and described stiffener comprises a plurality of arms.

24., it is characterized in that described stiffener comprises the shape of basic hollow according to the described structural element of claim 23.

25., it is characterized in that described stiffener is made by in aluminium alloys or the carbon fibre one or more according to the described structural element of claim 23.

26. according to the described structural element of claim 23, it is characterized in that, it comprises at least one second stiffener, described second stiffener comprises a plurality of arms, described first stiffener links to each other with described web at the first end of described web, and described second stiffener links to each other with described web at the second end of described web.

27., it is characterized in that each in described a plurality of arms all comprises the end shape with extension according to the described structural element of claim 23.

28., it is characterized in that described a plurality of arms comprise first roughly relative with the 3rd arm arm and second roughly relative with the 4th arm arm according to the described structural element of claim 23.

29., it is characterized in that described stiffener comprises at least one rib between two described arms according to the described structural element of claim 28, wherein, described rib comprises one or more pitfalls or hole.

30., it is characterized in that described stiffener comprises the reinforcement core body according to the described structural element of claim 23.

31., it is characterized in that described reinforcement core body comprises dagger according to the described structural element of claim 30.

32., it is characterized in that do not using adhesive also the surface of described stiffener not to be dug under the situation of hair processing, described stiffener is attached to described external member by mechanism according to the described structural element of claim 23.

33., it is characterized in that described external member is made by HDPE according to the described structural element of claim 23.

34., it is characterized in that described structural element is selected from least a portion of at least a portion, band edge joist and the carriage of crossbeam, pillared, pillar, I-shaped joist according to the described structural element of claim 23.

35. an I-shaped joist, it comprises:

Web with longitudinal length;

The edge of a wing, bottom that the edge of a wing, top that connects near the first end of described web is connected with the second end near described web, extend along described longitudinal length on the edge of a wing, described top and the edge of a wing, bottom; And

Be arranged at least one at least one stiffener of the edge of a wing, described top and the edge of a wing, described bottom, described stiffener extends along described longitudinal length substantially, and described stiffener comprises a plurality of arms.

36., it is characterized in that described stiffener comprises the shape of general hollow according to the described I-shaped joist of claim 35.

37., it is characterized in that described stiffener is made by in aluminium alloys or the carbon fibre one or more according to the described I-shaped joist of claim 35.

38. according to the described I-shaped joist of claim 35, it also comprises at least and is arranged at least one at least one second stiffener of the edge of a wing, described top and the edge of a wing, described bottom, described second stiffener extends along described longitudinal length substantially, and described second stiffener comprises a plurality of arms.

39., it is characterized in that described first and second stiffeners all are connected to described web according to the described I-shaped joist of claim 38, and described first and second stiffeners and described web are made by essentially identical material.

40., it is characterized in that a plurality of arms comprise first roughly relative with the 3rd arm arm according to the described I-shaped joist of claim 35, and the second roughly relative arm with the 4th arm.

41., it is characterized in that when I-shaped joist bore load, at least two in described a plurality of arms were tended to close mutually according to the described I-shaped joist of claim 40.

42., it is characterized in that the described web and the edge of a wing are made by HDPE according to the described I-shaped joist of claim 35.

43. a manufacturing has the method for the structural support members of specified deformation load, it comprises:

Preparation is used to be combined into the structural reinforcement member that length that length is at least the structural support members of L is at least L;

Also form the thick finished product of structural support members with this structural reinforcement member of thermoplastic extrusion modling by bar structure stiffener feeding thermoplastic extruder is right, wherein said thermoplastic is attached at least a portion of structural reinforcement member; And

With the thick finished product cooling of the structural support members of extrusion modling, wherein when this structural support members was born the load of specified distortion, the thermoplastic of combination was carried on a shoulder pole the load of structural support members altogether with structural reinforcement member and can not separated.

44., it is characterized in that described preparation structural reinforcement member comprises that moulding has aluminium alloy extruded of uneven surfaces according to the described method of claim 43, the length that extend on this surface is at least L.

45., it is characterized in that the Al-alloy parts that described moulding has a uneven surface comprises provides the surface characteristic that combines that can improve thermoplastic and structural reinforcement member according to the described method of claim 44.

46., it is characterized in that described preparation structural reinforcement member also comprises the extrusion structure stiffener and passes through cooling and adjust its temperature according to the described method of claim 44.